CA1080132A - Filtre gradue a retrait particulaire matiere filtrante en couches de granulometries differentes, rincable a contre-courant - Google Patents

Filtre gradue a retrait particulaire matiere filtrante en couches de granulometries differentes, rincable a contre-courant

Info

Publication number: CA1080132A
Authority: CA; Canada
Prior art keywords: filter; media; granules; layers; layer
Prior art date: 1976-02-12
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.): Expired

Application number

CA258,775A

Other languages

English (en)

Inventor

Gene Hirs

Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)

Amsted Industries Inc

Original Assignee

Amsted Industries Inc

Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)

1976-02-12

Filing date

1976-08-10

Publication date

1980-06-24

1976-08-10 Application filed by Amsted Industries Inc filed Critical Amsted Industries Inc

1980-06-24 Application granted granted Critical

1980-06-24 Publication of CA1080132A publication Critical patent/CA1080132A/fr

Status Expired legal-status Critical Current

Links

239000008187 granular material Substances 0.000 claims abstract description 44
239000007788 liquid Substances 0.000 claims abstract description 29
230000005484 gravity Effects 0.000 claims abstract description 23
238000001914 filtration Methods 0.000 claims abstract description 20
239000011521 glass Substances 0.000 claims abstract description 16
238000000034 method Methods 0.000 claims abstract description 13
238000011001 backwashing Methods 0.000 claims abstract description 10
239000000356 contaminant Substances 0.000 claims abstract description 10
238000011065 in-situ storage Methods 0.000 claims abstract description 7
XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 5
230000003716 rejuvenation Effects 0.000 claims description 4
238000002407 reforming Methods 0.000 claims 2
239000000706 filtrate Substances 0.000 claims 1
239000010410 layer Substances 0.000 abstract description 56
239000000463 material Substances 0.000 abstract description 45
239000004576 sand Substances 0.000 abstract description 21
RHZUVFJBSILHOK-UHFFFAOYSA-N anthracen-1-ylmethanolate Chemical compound C1=CC=C2C=C3C(C[O-])=CC=CC3=CC2=C1 RHZUVFJBSILHOK-UHFFFAOYSA-N 0.000 abstract description 14
239000003830 anthracite Substances 0.000 abstract description 14
239000002356 single layer Substances 0.000 abstract description 2
238000012360 testing method Methods 0.000 description 18
239000011324 bead Substances 0.000 description 14
229920000459 Nitrile rubber Polymers 0.000 description 7
229920002635 polyurethane Polymers 0.000 description 6
239000004814 polyurethane Substances 0.000 description 6
229920001971 elastomer Polymers 0.000 description 5
239000002245 particle Substances 0.000 description 5
239000005060 rubber Substances 0.000 description 5
230000009977 dual effect Effects 0.000 description 4
239000002365 multiple layer Substances 0.000 description 4
239000005077 polysulfide Substances 0.000 description 4
150000008117 polysulfides Polymers 0.000 description 4
239000008188 pellet Substances 0.000 description 3
238000013517 stratification Methods 0.000 description 3
239000005995 Aluminium silicate Substances 0.000 description 2
229940037003 alum Drugs 0.000 description 2
235000012211 aluminium silicate Nutrition 0.000 description 2
230000000694 effects Effects 0.000 description 2
238000001125 extrusion Methods 0.000 description 2
238000007496 glass forming Methods 0.000 description 2
230000002209 hydrophobic effect Effects 0.000 description 2
NLYAJNPCOHFWQQ-UHFFFAOYSA-N kaolin Chemical compound O.O.O=[Al]O[Si](=O)O[Si](=O)O[Al]=O NLYAJNPCOHFWQQ-UHFFFAOYSA-N 0.000 description 2
230000035515 penetration Effects 0.000 description 2
238000005498 polishing Methods 0.000 description 2
229920001021 polysulfide Polymers 0.000 description 2
238000009736 wetting Methods 0.000 description 2
RZVAJINKPMORJF-UHFFFAOYSA-N Acetaminophen Chemical group CC(=O)NC1=CC=C(O)C=C1 RZVAJINKPMORJF-UHFFFAOYSA-N 0.000 description 1
241000950638 Symphysodon discus Species 0.000 description 1
230000002159 abnormal effect Effects 0.000 description 1
230000015271 coagulation Effects 0.000 description 1
238000005345 coagulation Methods 0.000 description 1
230000000052 comparative effect Effects 0.000 description 1
238000011835 investigation Methods 0.000 description 1
238000002156 mixing Methods 0.000 description 1
238000012986 modification Methods 0.000 description 1
230000004048 modification Effects 0.000 description 1
239000011146 organic particle Substances 0.000 description 1
239000011846 petroleum-based material Substances 0.000 description 1
239000004033 plastic Substances 0.000 description 1
229920003023 plastic Polymers 0.000 description 1
230000002028 premature Effects 0.000 description 1
238000007873 sieving Methods 0.000 description 1
239000010802 sludge Substances 0.000 description 1
239000002344 surface layer Substances 0.000 description 1
231100000331 toxic Toxicity 0.000 description 1
230000002588 toxic effect Effects 0.000 description 1

Classifications

- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D39/00—Filtering material for liquid or gaseous fluids
- B01D39/02—Loose filtering material, e.g. loose fibres
- B01D39/06—Inorganic material, e.g. asbestos fibres, glass beads or fibres
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D24/00—Filters comprising loose filtering material, i.e. filtering material without any binder between the individual particles or fibres thereof
- B01D24/02—Filters comprising loose filtering material, i.e. filtering material without any binder between the individual particles or fibres thereof with the filter bed stationary during the filtration
- B01D24/20—Filters comprising loose filtering material, i.e. filtering material without any binder between the individual particles or fibres thereof with the filter bed stationary during the filtration the filtering material being provided in an open container
- B01D24/205—Downward filtration without specifications about the filter material supporting means
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D24/00—Filters comprising loose filtering material, i.e. filtering material without any binder between the individual particles or fibres thereof
- B01D24/46—Regenerating the filtering material in the filter
- B01D24/4631—Counter-current flushing, e.g. by air
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D39/00—Filtering material for liquid or gaseous fluids
- B01D39/02—Loose filtering material, e.g. loose fibres
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D301/00—Preparation of oxiranes
- C07D301/02—Synthesis of the oxirane ring
- C07D301/03—Synthesis of the oxirane ring by oxidation of unsaturated compounds, or of mixtures of unsaturated and saturated compounds
- C07D301/04—Synthesis of the oxirane ring by oxidation of unsaturated compounds, or of mixtures of unsaturated and saturated compounds with air or molecular oxygen
- C07D301/08—Synthesis of the oxirane ring by oxidation of unsaturated compounds, or of mixtures of unsaturated and saturated compounds with air or molecular oxygen in the gaseous phase
- C07D301/10—Synthesis of the oxirane ring by oxidation of unsaturated compounds, or of mixtures of unsaturated and saturated compounds with air or molecular oxygen in the gaseous phase with catalysts containing silver or gold

Landscapes

Chemical & Material Sciences (AREA)
Chemical Kinetics & Catalysis (AREA)
Organic Chemistry (AREA)
Life Sciences & Earth Sciences (AREA)
Geology (AREA)
Inorganic Chemistry (AREA)
Filtering Materials (AREA)
Filtration Of Liquid (AREA)

CA258,775A 1976-02-12 1976-08-10 Filtre gradue a retrait particulaire matiere filtrante en couches de granulometries differentes, rincable a contre-courant Expired CA1080132A (fr)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
US05/657,666 US4190533A (en)	1976-02-12	1976-02-12	Filter method

Publications (1)

Publication Number	Publication Date
CA1080132A true CA1080132A (fr)	1980-06-24

Family

ID=24638143

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
CA258,775A Expired CA1080132A (fr)	1976-02-12	1976-08-10	Filtre gradue a retrait particulaire matiere filtrante en couches de granulometries differentes, rincable a contre-courant

Country Status (7)

Country	Link
US (1)	US4190533A (fr)
JP (1)	JPS5298270A (fr)
CA (1)	CA1080132A (fr)
DE (1)	DE2647261C2 (fr)
FR (1)	FR2340759A1 (fr)
GB (1)	GB1564812A (fr)
IT (1)	IT1086852B (fr)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US4326964A (en) *	1979-03-23	1982-04-27	Gene Hirs	Granular filter medium
WO1981002844A1 (fr) *	1980-04-04	1981-10-15	G Hirs	Filtre et son procede de fabrication
GB2116445B (en) *	1982-03-16	1985-10-23	Paterson Candy Int	A filter for and a method of removing solids from liquids
US4588555A (en) *	1982-10-04	1986-05-13	Fmc Corporation	Device for use in chemical reactions and analyses
US4814066A (en) *	1988-05-19	1989-03-21	Phillips Petroleum Company	Reactivation of spent catalytic cracking catalyst
US6422395B1 (en)	2000-01-10	2002-07-23	Nelson Industries Inc.	Filter with preferential fluid affinity
US7159039B1 (en) *	2000-02-28	2007-01-02	Verizon Laboratories Inc.	Systems and methods for providing in-band and out-band message processing
FR2910460B1 (fr) *	2006-12-26	2010-09-17	Degremont	Dispositif et procede de filtration d'eau, en particulier d'eaux de surface
CN101827638B (zh)	2007-08-03	2016-07-13	埃尔西韦公司	多孔体和方法
US8277743B1 (en)	2009-04-08	2012-10-02	Errcive, Inc.	Substrate fabrication
US8359829B1 (en)	2009-06-25	2013-01-29	Ramberg Charles E	Powertrain controls
US9833932B1 (en)	2010-06-30	2017-12-05	Charles E. Ramberg	Layered structures

Family Cites Families (17)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US293745A (en) *		1884-02-19		Filter
DE1084207B (de) *	1956-12-31	1960-06-23	Beteiligungs & Patentverw Gmbh	Anlage zur mechanischen Reinigung und Chlorung von Wasser
DE1125899B (de) *	1959-09-11	1962-03-22	Montedison Spa	Verfahren zur Herstellung von AEthylenoxyd
US3343680A (en) *	1964-02-17	1967-09-26	Gen Services Company	Filter and method of making same
US3382983A (en) *	1964-03-16	1968-05-14	Dixie Entpr Inc	Multi-layered filter apparatus
US3343580A (en) *	1965-05-14	1967-09-26	Eaton Yale & Towne	Self-locking fastener device
US3424674A (en) *	1966-05-10	1969-01-28	Ritter Pfaudler Corp	Upflow filtration of fluids
US3497068A (en) *	1967-12-21	1970-02-24	Hirsch Abraham A	Blended granular beds for water and waste water filters
US3544457A (en) *	1968-03-28	1970-12-01	Ethyl Corp	Process and apparatus for fluid treatment
US3471025A (en) *	1968-12-13	1969-10-07	Procter & Gamble	Filter comprising a bed of buoyant and a bed of non-bouyant sand
US3695433A (en) *	1970-09-28	1972-10-03	Hydromation Filter Co	A method of filtering a mixture of liquid and fibrous solid contaminants
US3734295A (en) *	1971-08-30	1973-05-22	F Smith	Self-cleaning filter assembly
US3704786A (en) *	1971-08-30	1972-12-05	Marc Lerner	Particulate filter media having a gradient of removal ratings
US3814247A (en) *	1972-08-21	1974-06-04	Hydromation Filter Co	Method of filtering
US3900395A (en) *	1973-08-16	1975-08-19	Hydromation Filter Co	Method of and apparatus for filtering
US3876546A (en) *	1973-12-03	1975-04-08	Neptune Microfloc Inc	Four-media filter
US3925202A (en) *	1974-04-25	1975-12-09	Hydromation Filter Co	Method of and apparatus for filtering water

1976
- 1976-02-12 US US05/657,666 patent/US4190533A/en not_active Expired - Lifetime
- 1976-08-10 CA CA258,775A patent/CA1080132A/fr not_active Expired
- 1976-10-07 GB GB41680/76A patent/GB1564812A/en not_active Expired
- 1976-10-20 DE DE2647261A patent/DE2647261C2/de not_active Expired
1977
- 1977-01-05 JP JP18477A patent/JPS5298270A/ja active Pending
- 1977-02-10 IT IT47996/77A patent/IT1086852B/it active
- 1977-02-11 FR FR7703850A patent/FR2340759A1/fr active Granted

Also Published As

Publication number	Publication date
US4190533A (en)	1980-02-26
FR2340759A1 (fr)	1977-09-09
DE2647261A1 (de)	1977-08-18
DE2647261C2 (de)	1985-04-04
GB1564812A (en)	1980-04-16
JPS5298270A (en)	1977-08-17
IT1086852B (it)	1985-05-31
FR2340759B1 (fr)	1982-12-10

Legal Events

Date	Code	Title	Description
1997-06-24	MKEX	Expiry

Publication	Publication Date	Title
US3471025A (en)	1969-10-07	Filter comprising a bed of buoyant and a bed of non-bouyant sand
EP0344633B1 (fr)	1994-04-27	Filtre en forme de colonne à faiseaux de fibres longues
CA1080132A (fr)	1980-06-24	Filtre gradue a retrait particulaire matiere filtrante en couches de granulometries differentes, rincable a contre-courant
CA2576034C (fr)	2012-06-05	Procede et appareil pour augmenter la capacite de chargement de contaminant de filtre
US3925202A (en)	1975-12-09	Method of and apparatus for filtering water
US3876546A (en)	1975-04-08	Four-media filter
US5366632A (en)	1994-11-22	Glass microbead filter and method of filtering
US6605216B1 (en)	2003-08-12	Deep media filter
KR100356575B1 (ko)	2002-12-18	여과조제, 여과 서포트, 이들을 이용한 여과방법,및 여과조제의 재생방법
CA1184854A (fr)	1985-04-02	Methode de filtration des fluides de traitement des forages petroliferes et gaziferes
US3276585A (en)	1966-10-04	Filtration process
US3900395A (en)	1975-08-19	Method of and apparatus for filtering
US10744434B2 (en)	2020-08-18	Use of polymers comprising thermoplastic polymers as filtration aids and/or stabilising agent
US4626359A (en)	1986-12-02	Filter
AU655726B2 (en)	1995-01-05	Method of removing catalyst
US4454040A (en)	1984-06-12	Filter
KR100394183B1 (ko)	2003-10-22	충적작용에사용하기위한개선된필터보조제
US4385998A (en)	1983-05-31	Removal of suspended solids from water
JPS6230519A (ja)	1987-02-09	濾過濃縮装置および濾過濃縮方法
GB2124921A (en)	1984-02-29	Filtering method and apparatus
Sutherland	2008	Filtration overview: A closer look at depth filtration
JPH06254542A (ja)	1994-09-13	活性炭濾過装置
JPS62186915A (ja)	1987-08-15	濾材の気孔径を自由に制御できる濾過装置
RU2078049C1 (ru)	1997-04-27	Способ очистки поверхностного стока от взвешенных веществ и нефтепродуктов
JPS5858128B2 (ja)	1983-12-23	濾過装置